isdn/gigaset: beautify ev-layer.c
Cosmetic changes to drivers/isdn/gigaset/ev-layer.c and drivers/isdn/gigaset/gigaset.h to improve readability. Signed-off-by: Tilman Schmidt <tilman@imap.cc> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Tilman Schmidt
David S. Miller
parent
bc882b1880
commit
63b203b43b
2 changed files with 64 additions and 64 deletions
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@ -351,10 +351,11 @@ struct reply_t gigaset_tab_cid[] =
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static const struct resp_type_t {
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unsigned char *response;
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int resp_code;
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int type;
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} resp_type[] =
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char *response;
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int resp_code;
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int type;
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}
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resp_type[] =
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{
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{"OK", RSP_OK, RT_NOTHING},
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{"ERROR", RSP_ERROR, RT_NOTHING},
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@ -374,11 +375,12 @@ static const struct resp_type_t {
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};
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static const struct zsau_resp_t {
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unsigned char *str;
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int code;
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} zsau_resp[] =
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char *str;
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int code;
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}
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zsau_resp[] =
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{
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{"OUTGOING_CALL_PROCEEDING", ZSAU_OUTGOING_CALL_PROCEEDING},
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{"OUTGOING_CALL_PROCEEDING", ZSAU_PROCEEDING},
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{"CALL_DELIVERED", ZSAU_CALL_DELIVERED},
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{"ACTIVE", ZSAU_ACTIVE},
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{"DISCONNECT_IND", ZSAU_DISCONNECT_IND},
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@ -434,7 +436,7 @@ void gigaset_handle_modem_response(struct cardstate *cs)
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len = cs->cbytes;
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if (!len) {
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/* ignore additional LFs/CRs (M10x config mode or cx100) */
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gig_dbg(DEBUG_MCMD, "skipped EOL [%02X]", cs->respdata[len]);
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gig_dbg(DEBUG_MCMD, "skipped EOL [%02X]", cs->respdata[0]);
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return;
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}
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cs->respdata[len] = 0;
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@ -707,27 +709,29 @@ static void schedule_init(struct cardstate *cs, int state)
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cs->commands_pending = 1;
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}
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/* Add "AT" to a command, add the cid, dle encode it, send the result to the
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hardware. */
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static void send_command(struct cardstate *cs, const char *cmd, int cid,
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int dle, gfp_t kmallocflags)
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/* send an AT command
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* adding the "AT" prefix, cid and DLE encapsulation as appropriate
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*/
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static void send_command(struct cardstate *cs, const char *cmd,
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struct at_state_t *at_state)
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{
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int cid = at_state->cid;
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struct cmdbuf_t *cb;
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size_t buflen;
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buflen = strlen(cmd) + 12; /* DLE ( A T 1 2 3 4 5 <cmd> DLE ) \0 */
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cb = kmalloc(sizeof(struct cmdbuf_t) + buflen, kmallocflags);
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cb = kmalloc(sizeof(struct cmdbuf_t) + buflen, GFP_ATOMIC);
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if (!cb) {
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dev_err(cs->dev, "%s: out of memory\n", __func__);
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return;
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}
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if (cid > 0 && cid <= 65535)
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cb->len = snprintf(cb->buf, buflen,
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dle ? "\020(AT%d%s\020)" : "AT%d%s",
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cs->dle ? "\020(AT%d%s\020)" : "AT%d%s",
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cid, cmd);
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else
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cb->len = snprintf(cb->buf, buflen,
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dle ? "\020(AT%s\020)" : "AT%s",
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cs->dle ? "\020(AT%s\020)" : "AT%s",
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cmd);
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cb->offset = 0;
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cb->next = NULL;
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@ -886,7 +890,7 @@ static void finish_shutdown(struct cardstate *cs)
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gigaset_isdn_stop(cs);
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}
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/* The rest is done by cleanup_cs () in user mode. */
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/* The rest is done by cleanup_cs() in process context. */
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cs->cmd_result = -ENODEV;
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cs->waiting = 0;
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@ -976,10 +980,9 @@ static int at_state_invalid(struct cardstate *cs,
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}
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static void handle_icall(struct cardstate *cs, struct bc_state *bcs,
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struct at_state_t **p_at_state)
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struct at_state_t *at_state)
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{
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int retval;
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struct at_state_t *at_state = *p_at_state;
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retval = gigaset_isdn_icall(at_state);
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switch (retval) {
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@ -1176,7 +1179,7 @@ static void do_action(int action, struct cardstate *cs,
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spin_unlock_irqrestore(&cs->lock, flags);
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break;
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case ACT_ICALL:
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handle_icall(cs, bcs, p_at_state);
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handle_icall(cs, bcs, at_state);
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break;
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case ACT_FAILSDOWN:
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dev_warn(cs->dev, "Could not shut down the device.\n");
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@ -1264,7 +1267,7 @@ static void do_action(int action, struct cardstate *cs,
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cs->commands_pending = 1;
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break;
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}
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/* fall through */
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/* bad cid: fall through */
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case ACT_FAILCID:
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cs->cur_at_seq = SEQ_NONE;
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channel = cs->curchannel;
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@ -1339,7 +1342,6 @@ static void do_action(int action, struct cardstate *cs,
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*p_resp_code = RSP_ERROR;
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break;
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}
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/*at_state->getstring = 1;*/
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cs->gotfwver = 0;
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break;
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case ACT_GOTVER:
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@ -1471,7 +1473,6 @@ static void process_event(struct cardstate *cs, struct event_t *ev)
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int rcode;
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int genresp = 0;
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int resp_code = RSP_ERROR;
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int sendcid;
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struct at_state_t *at_state;
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int index;
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int curact;
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@ -1499,7 +1500,6 @@ static void process_event(struct cardstate *cs, struct event_t *ev)
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at_state->ConState, ev->type);
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bcs = at_state->bcs;
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sendcid = at_state->cid;
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/* Setting the pointer to the dial array */
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rep = at_state->replystruct;
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@ -1510,10 +1510,12 @@ static void process_event(struct cardstate *cs, struct event_t *ev)
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|| !at_state->timer_active) {
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ev->type = RSP_NONE; /* old timeout */
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gig_dbg(DEBUG_EVENT, "old timeout");
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} else if (!at_state->waiting)
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gig_dbg(DEBUG_EVENT, "timeout occurred");
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else
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gig_dbg(DEBUG_EVENT, "stopped waiting");
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} else {
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if (at_state->waiting)
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gig_dbg(DEBUG_EVENT, "stopped waiting");
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else
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gig_dbg(DEBUG_EVENT, "timeout occurred");
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}
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}
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spin_unlock_irqrestore(&cs->lock, flags);
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@ -1561,45 +1563,40 @@ static void process_event(struct cardstate *cs, struct event_t *ev)
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do_action(rep->action[curact], cs, bcs, &at_state, &p_command,
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&genresp, &resp_code, ev);
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if (!at_state)
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break; /* may be freed after disconnect */
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/* at_state destroyed by disconnect */
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return;
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}
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if (at_state) {
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/* Jump to the next con-state regarding the array */
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if (rep->new_ConState >= 0)
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at_state->ConState = rep->new_ConState;
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/* Jump to the next con-state regarding the array */
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if (rep->new_ConState >= 0)
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at_state->ConState = rep->new_ConState;
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if (genresp) {
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spin_lock_irqsave(&cs->lock, flags);
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if (genresp) {
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spin_lock_irqsave(&cs->lock, flags);
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at_state->timer_expires = 0;
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at_state->timer_active = 0;
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spin_unlock_irqrestore(&cs->lock, flags);
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gigaset_add_event(cs, at_state, resp_code, NULL, 0, NULL);
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} else {
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/* Send command to modem if not NULL... */
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if (p_command) {
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if (cs->connected)
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send_command(cs, p_command, at_state);
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else
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gigaset_add_event(cs, at_state, RSP_NODEV,
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NULL, 0, NULL);
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}
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spin_lock_irqsave(&cs->lock, flags);
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if (!rep->timeout) {
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at_state->timer_expires = 0;
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at_state->timer_active = 0;
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spin_unlock_irqrestore(&cs->lock, flags);
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gigaset_add_event(cs, at_state, resp_code,
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NULL, 0, NULL);
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} else {
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/* Send command to modem if not NULL... */
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if (p_command) {
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if (cs->connected)
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send_command(cs, p_command,
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sendcid, cs->dle,
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GFP_ATOMIC);
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else
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gigaset_add_event(cs, at_state,
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RSP_NODEV,
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NULL, 0, NULL);
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}
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spin_lock_irqsave(&cs->lock, flags);
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if (!rep->timeout) {
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at_state->timer_expires = 0;
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at_state->timer_active = 0;
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} else if (rep->timeout > 0) { /* new timeout */
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at_state->timer_expires = rep->timeout * 10;
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at_state->timer_active = 1;
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++at_state->timer_index;
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}
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spin_unlock_irqrestore(&cs->lock, flags);
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} else if (rep->timeout > 0) { /* new timeout */
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at_state->timer_expires = rep->timeout * 10;
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at_state->timer_active = 1;
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++at_state->timer_index;
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}
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spin_unlock_irqrestore(&cs->lock, flags);
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}
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}
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@ -111,11 +111,10 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
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/* connection state */
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#define ZSAU_NONE 0
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#define ZSAU_DISCONNECT_IND 4
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#define ZSAU_OUTGOING_CALL_PROCEEDING 1
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#define ZSAU_PROCEEDING 1
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#define ZSAU_CALL_DELIVERED 2
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#define ZSAU_ACTIVE 3
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#define ZSAU_DISCONNECT_IND 4
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#define ZSAU_NULL 5
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#define ZSAU_DISCONNECT_REQ 6
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#define ZSAU_UNKNOWN -1
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@ -183,18 +182,22 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
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#define AT_NUM 7
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/* variables in struct at_state_t */
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/* - numeric */
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#define VAR_ZSAU 0
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#define VAR_ZDLE 1
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#define VAR_ZCTP 2
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/* total number */
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#define VAR_NUM 3
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/* - string */
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#define STR_NMBR 0
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#define STR_ZCPN 1
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#define STR_ZCON 2
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#define STR_ZBC 3
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#define STR_ZHLC 4
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/* total number */
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#define STR_NUM 5
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/* event types */
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#define EV_TIMEOUT -105
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#define EV_IF_VER -106
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#define EV_PROC_CIDMODE -107
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